Ober-Gruppai was formerly part of the German Empire. In the German Empire, the place was called Ober Gruppai.
The place is now abandoned and the area belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ober-Gruppai | Austro-Hungary | Böhmisch-Leipa | before the Treaty of Saint-Germain |
| Ober-Krupai | Austro-Hungary | Böhmisch-Leipa | before the Treaty of Saint-Germain |
| Horní Krupá | Austro-Hungary | Böhmisch-Leipa | before the Treaty of Saint-Germain |
| Horní Krupá | Czechoslovakia | Česká Lípa | after the Treaty of Saint-Germain |
| Ober-Krupai | Czechoslovakia | Česká Lípa | after the Treaty of Saint-Germain |
| Ober Krupai | German Empire | Deutsch Gabel | 1938 |
| Ober Gruppai | German Empire | Deutsch Gabel | 1938 |
| Horní Krupá | Czechoslovakia | Česká Lípa | 1945 |
| - aufgelassen - | Czechoslovakia | Česká Lípa | 1992 |
| - aufgelassen - | Czech Republic | Česká Lípa | 1993 |